Hong Kong is one of the most misunderstood destinations when it comes to entry rules, precisely because it's politically "part of China" but functionally a separate system. Here are seven points that settle the confusion before you travel.

1. The most important point: two entirely separate systems

Mainland China and Hong Kong have completely separate immigration and visa systems, even though Hong Kong is a special administrative region of China. Saudi passport holders get a 30-day exemption to enter mainland China (a trial policy running through the end of 2026), and a completely separate 90-day exemption to enter Hong Kong (in effect since January 2025). If your trip includes both, you'll receive two separate entry stamps, and each visit is treated as an independent entry with a different maximum stay.

2. Macau is a third system

If you add Macau to your trip, it's also a separate special administrative region with entry rules that may resemble Hong Kong's but aren't necessarily identical — check them independently.

3. Crossing between systems takes time

Don't plan on crossing the border between Hong Kong and mainland China (or Macau) on the same day with a tight schedule; immigration procedures at land border crossings or even the airport can take time, especially during peak hours.

4. The internet is completely different on each side

In Hong Kong, Google, WhatsApp, and Instagram work freely without restriction. The moment you cross into mainland China, these services get blocked immediately unless you have a VPN already active. This is a significant practical difference worth planning around.

5. The currency differs too

Hong Kong uses the Hong Kong Dollar (HKD), while mainland China uses the yuan (RMB/CNY) — two different currencies with entirely different exchange rates. Keep the appropriate cash for each leg of your trip.

6. Language is a pleasant surprise

Unlike mainland China, English is widely used in Hong Kong due to its history as a former British colony, making navigation and communication much easier.

7. Book hotels and internal travel separately

Because the systems are administratively separate, treat Hong Kong and mainland China bookings as two separate trips for planning purposes, even if they're part of one tour on a single flight ticket.